We’re All in This Together

Who We Are

Michigan Insurance Company, Donegal Mutual Insurance Company, Atlantic States Insurance Company, and Peninsula Insurance Company are property and casualty insurance companies that provide full lines of personal and commercial insurance products through independent agencies in the State of Michigan. We conduct business together under our brand name, Michigan Insurance, in Michigan, and we are member companies of the Donegal Insurance Group®, a family of property and casualty insurance companies that operates across multiple regions of the United States.

Since Michigan Insurance Company, our flagship affiliate in Michigan, began in 1996, its commitment has been in partnering with our independent agencies to ultimately provide outstanding customer service with quality insurance products to our customers. We understand that insurance is more than policies and numbers. It's the people that matter.

Our Michigan-based agents and employees live and work in local communities throughout the State of Michigan, making it a priority to understand the unique needs of the Michigan marketplace. We have been built on a strict model of excellence and believe in high standards, appointing some of the best agencies in Michigan, and hiring employees who are knowledgeable and committed. Just like you, we live here, work here, and are committed to the great State of Michigan. We are all in this together!

In 2010, Michigan Insurance Company became a member company of the Donegal Insurance Group® when it was acquired by Donegal Group Inc. We and the other member companies of the Donegal Insurance Group® have received an “A” (Excellent) rating from the A.M. Best Company, a well-respected leader in providing financial rating services to the insurance industry.

Thank you for visiting our website. As you navigate through the site you'll find what you need to know about our products in the Our Products section. We offer a wide variety of personal and business insurance products that can be customized to meet your needs. In order to find the right coverage for a reasonable price, you can use the Find an Agent function to find a local independent agency nearest to you. These independent agencies are the cornerstone of our business, and we have partnered with some of the best agencies in the State of Michigan.

Please read the Donegal Insurance Group’s President’s personal welcome to our site.

Mission Statement

Providing peace of mind to our policyholders and being there when it matters most.

A.M. Best Rating

Rated A (Excellent)

The Donegal Insurance Group® has received an A (Excellent) rating from the A.M. Best Company, which is respected as a leading provider of financial rating services to the insurance industry.

Financial Strength - A.M. Best - A Excellent